The phrase "a mix of solutions" is correct and usable in written English.
You can use it when referring to a combination of different approaches or methods to address a problem or situation.
Example: "In order to tackle the issue effectively, we need to implement a mix of solutions that cater to various aspects of the problem."
Alternatives: "a combination of solutions" or "a blend of solutions".
A budget has not yet been set for the project and it is anticipated that what ultimately will be arrived at is a mix of solutions.
By working with the public and private sectors in the US and overseas, Power Africa has been able to marshal $43bn to create 60m new power connections, using a mix of solutions.
Mr. Beaufret, who left a job as a pensions expert at the Finance Ministry 11 months ago to join Alcatel, said that in the end France would be forced to enact "a mix of solutions" giving individuals more responsibility for their retirements.
Ultimately, Miller says, grading "is probably going to end up being a mix of solutions, which will be partly automatic and partly human eyeballs". For some courses, for example, an automatic grading system like Barzilay's could make an initial pass, with verification of the results farmed out to thousands of former students.
There is not only one solution long term, there will be a mix of solutions.
And for others still, they may go for a mix of solutions.
Complete FOX reagent consisted in a mix of two solutions: contained 25 mM ammonium ferrous sulfate in 3.5 M H2SO4 (solution A) and 0.125 mM xylenol orange disodium salt (solution B).
We have approached this with a mix of partial solutions, from the earned-income tax to (mostly useless) exhortations about the value of marriage.
The Meno explores a mix of these solutions.
Members will serve as both strategists and public ambassadors for the organization, which seeks to combat online harassment with a mix of technical solutions and awareness campaigns.
The company has come up with a mix of interesting solutions, including a network of people in its cities who act as collection managers, taking funds and then paying out drivers.
